(±)-3-Aminobutyric acid
(±)-3-Aminobutyric acid (CAS 541-48-0), with the linear formula CH3CH(NH2)CH2COOH and a molecular weight of 103.12 g/mol, is a beta-amino acid. It serves as a versatile building block in chemical synthesis, particularly within peptide chemistry and the development of unnatural amino acid derivatives. Its applications extend to chemical biology research, contributing to a deeper understanding of biological processes.
- IUPAC
- β-Aminobutyric acid

Chemical Synthesis
This compound is a valuable intermediate in organic synthesis, enabling the construction of complex molecules. Its beta-amino acid structure makes it useful for creating peptidomimetics and modified peptides.
Peptide Chemistry
It finds application in the synthesis of peptides containing non-proteinogenic amino acids, allowing for the exploration of novel peptide structures and functionalities.
Chemical Biology Research
Used as a tool compound in chemical biology to investigate biological pathways and enzyme mechanisms, particularly those involving amino acid metabolism or signalling.
Unnatural Amino Acid Derivatives
Serves as a precursor for creating a range of unnatural amino acid derivatives with modified side chains or backbone structures for diverse research purposes.
| Molecular weight | 103.12 |
|---|---|
| Linear formula | CH3CH(NH2)CH2COOH |
| Assay | ≥95.0% (NT) |
| Melting point | ~185 °C (dec.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (±)-3-Aminobutyric acid used for?
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(±)-3-Aminobutyric acid is used in chemical synthesis, peptide chemistry, chemical biology research, and for creating unnatural amino acid derivatives.
What is the CAS number and formula for (±)-3-Aminobutyric acid?
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The CAS number is 541-48-0, and its linear formula is CH3CH(NH2)CH2COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (±)-3-Aminobutyric acid with an assay of ≥95.0% (NT). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling recommendations for (±)-3-Aminobutyric acid?
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This compound is classified with GHS07 symbol and 'Warning' signal word. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
Does Tech Serve Solutions export (±)-3-Aminobutyric acid?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including (±)-3-Aminobutyric acid.
How can I request a quote or sample?
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To request a quote or sample of (±)-3-Aminobutyric acid, please contact our sales team through the website or by phone.
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